Record Heat for the Intermountain West and Northern Plains; Heavy Rainfall and Severe Weather Threats

Record setting heat is expected over the next several days from the Intermountain West through the northern Plains. Furthermore, fire weather concerns increase with dry and breezy conditions. Meanwhile, heavy rainfall and severe thunderstorm threats for the Ohio/Tennessee Valleys, central Appalachians and Southeast today. The threat shifts to central Gulf Coast and across central Texas this week. Read More >

Current conditions at

Allentown, Lehigh Valley International Airport (KABE)

Lat: 40.65°NLon: 75.45°WElev: 384ft.

Fair

77°F

25°C

Humidity 56%
Wind Speed Vrbl 6 mph
Barometer 30.19 in (1021.9 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 12 Jul 9:51 am EDT
Extended Forecast for

2 Miles ENE Mertztown PA

  • Today

    Today: Sunny, with a high near 83. East wind around 5 mph.

    High: 83 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 62. East wind around 5 mph becoming calm.

    Low: 62 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 83. Calm wind becoming south around 5 mph.

    High: 83 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 63. Southwest wind around 5 mph becoming calm.

    Low: 63 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 88. Light west wind increasing to 5 to 10 mph in the morning.

    High: 88 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 70.

    Low: 70 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 94.

    High: 94 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 68.

    Low: 68 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 88.

    High: 88 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 83. East wind around 5 mph.
Tonight
Mostly clear, with a low around 62. East wind around 5 mph becoming calm.
Monday
Sunny, with a high near 83. Calm wind becoming south around 5 mph.
Monday Night
Clear, with a low around 63. Southwest wind around 5 mph becoming calm.
Tuesday
Sunny, with a high near 88. Light west wind increasing to 5 to 10 mph in the morning.
Tuesday Night
Clear, with a low around 70.
Wednesday
Sunny, with a high near 94.
Wednesday Night
Partly cloudy, with a low around 68.
Thursday
Mostly sunny, with a high near 88.
Thursday Night
Partly cloudy, with a low around 66.
Friday
Mostly sunny, with a high near 85.
Friday Night
Partly cloudy, with a low around 66.
Saturday
Mostly sunny, with a high near 86.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ENE Mertztown PA
 40.5°N 75.63°W (Elev. 650 ft)
4:08 am EDT Jul 12, 2026
10am EDT Jul 12, 2026-6pm EDT Jul 18, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database